In Victorian England they used to love feathers in their hats so such so they brought large birds to the brink of extinction, with no worry about what they were doing. Hungry sailors wiped out large sea animals not used to be speared and hauled into ships as part of their evolution.
It wasn’t the ideas of the age that made them ignorant, it is how human beings interact with nature. Henry Ford and his cabal pushed for oil to be used for the motor engine over ethanol. If we had all been running on ethanol for the past 100 years we would not have such a problem with climate change.
All over the world leaders tell us ‘science’ will find the answers. But the only answers any of them want are how to continue making lots of money out of the planet. That’s the first and most important change that has to come, put nature first.